Musician Jay-Z arrives at the 16th Annual GQ "Men Of The Year" Party at Chateau Marmont on November 17, 2011 in Los Angeles, California. (Frazer Harrison/Getty Images)

A Bronx clothing designer says superstar Jay-Z and his former Roc-A-Fella record label partners owe him $7 million in unpaid royalties for designing the label logo, one of the best known symbols in rap music.

In a copyright infringement suit filed in Manhattan Federal Court on Thursday, Dwayne Walker says he created the design.

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Dwayne Walker is suing Jay-Z for $7 million in unpaid royalties, claiming he designed iconic Roc-A-Fella Records logo.

"The logo has become universally recognized as an iconic symbol of Jay-Z, one of the most successful recording artists in the history of popular music," the suit says.